Search over 10,000 free study notes

8x² + 6x + 1. This is a quadratic equation as the highest power of x is to the power of 2.A quadratic is written in the form: ax² + bx + c. The coefficient of the x² term ...

There are rules to know whether you have to put the accent or not. If a word is "Aguda", the tone will be stronger on the last syllable of the word. The vowel in this syllable will have an accen...

The heart is made up of four chambers. The ones at the bottom are called right and left ventricles and those at the top are the left and right atria. The left and right sides are divided by the septum, a ...

Introductions and conclusions are vital in essays, however they both serve different purposes. The introduction is there to set the scene. I would start off by writing a couple of sentences giving some co...

Introductions are a key way for you to signpost to the examiner what you are going to talk about in the main body of your essay. Whilst they're important and can seem tricky to master, there are a few tic...